CLOUDSTACK-2678: portable IP ranges - Associate IP Address - pop up a dialog that have cross zone dropdown (yes/no) and send selected option to API call.
CLOUDSTACK-2331: Failed to display exception object information in case of CloudRuntimeException.
CLOUDSTACK-2678: portable IP ranges - regions menu - region detailView - show "View Portable IP Ranges" for root-admin, hide it for regular-user/domain-admin.